CNBC rounded up Bill Gates, Warren Buffett, and five other self-made billionaires’ favorites, from business books to novels.

How many of these have you read?

Elon Musk, CEO of SpaceX and Tesla

• “Structures” by J.E. Gordon
• “Benjamin Franklin: An American Life” by Walter Isaacson
• “Einstein: His Life and Universe” by Walter Isaacson
• “Superintelligence” by Nick Bostrom
• “Merchants of Doubt” by Erik M. Conway and Naomi Oreskes
• “Lord of the Flies” by William Golding
• “Zero to One” by Peter Thiel
• The “Foundation” trilogy by Isaac Asimov

Read more about Musk’s favorites.

Warren Buffett, CEO of Berkshire Hathaway

• “The Intelligent Investor” by Benjamin Graham
• “Business Adventures” by John Brooks

Read more about Buffett’s favorites here and here.

Jeff Bezos, founder and CEO of Amazon

• “The Remains of the Day” by Kazuo Ishiguro
• “Built to Last” by Jim Collins
• “Creation” by Steve Grand
• “Good to Great” by Jim Collins
• “The Innovator’s Dilemma” by Clayton Christensen
• “Sam Walton: Made in America” by Sam Walton
• “Lean Thinking” by James Womanck and Daniel Jones
• “Memos from the Chairman” by Alan Greenberg
• “The Mythical Man-Month” by Frederick P. Brooks, Jr.
• “The Goal” by Eliyahu Goldratt
• “Data-Driven Marketing” by Mark Jeffery
• “The Black Swan” by Nassim Taleb

Read more about Bezos’ favorites.

Mark Cuban, “Shark Tank” investor and owner of the Dallas Mavericks

• “Self-Made Success” by Shaan Patel
• “The Lean Startup” by Eric Ries
• “The Only Game in Town” by Mohamed A. El-Erian
• “The Innovator’s Dilemma” by Clayton M. Christensen

Read more about Cuban’s favorites.

Bill Gates, co-founder of Microsoft

• “Business Adventures” by John Brooks
• “The Rosie Project” by Graeme Simsion
• “String Theory” by David Foster Wallace
• “Shoe Dog” by Phil Knight
• “The Gene” by Siddhartha Mukherjee
• “The Myth of the Strong Leader” by Archie Brown
• “The Grid” by Gretchen Bakke

Read more about Gates’ favorites of 2016, and his all-time favorites, here and here.

Jack Dorsey, CEO of Twitter and Square

• “The Old Man and the Sea” by Ernest Hemingway
• “Leaves of Grass” by Walt Whitman

Read more about Dorsey’s favorites.

• “Winners” by Alastair Campbell
• “If I Could Tell You Just One Thing” by Richard Reed
• “Black Box Thinking” by Matthew Syed
• “Travels with Charley” by John Steinbeck

Read more about Branson’s favorites of 2016.